package day02;
/*
变量
 */
public class Lesson_02 {
    public static void main(String[] args) {
      int a = 200;
      int b = 500;
      int c = (1+b);
      double d = 3.222222222;
      double e = 3.333333333;
      e = 3.444444444;
      double f = (d+e);

      System.out.println(c+"\n"+f);
    }
}
